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How to set environment variables in Python?
...ly use:
print(os.environ["DEBUSSY"])
Child processes automatically inherit the environment variables of the parent process -- no special action on your part is required.
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Resize HTML5 canvas to fit window
How can I automatically scale the HTML5 <canvas> element to fit the page?
15 Answers
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Transpose list of lists
...e need to know to understand what's going on:
The signature of zip: zip(*iterables) This means zip expects an arbitrary number of arguments each of which must be iterable. E.g. zip([1, 2], [3, 4], [5, 6]).
Unpacked argument lists: Given a sequence of arguments args, f(*args) will call f such that ...
Determine if a sequence contains all elements of another sequence using Linq [duplicate]
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So, my other answer was pretty easy to use. But it's an O(n*m) solution.
Here's a slightly less friendly O(n+m) solution. This should be used if superset is HUGE. It avoids repeatedly enumerating superset.
HashSet<int> hashSet = new HashSet<int>(superset);
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Loading and parsing a JSON file with multiple JSON objects
...t file. You need to parse your file line by line:
import json
data = []
with open('file') as f:
for line in f:
data.append(json.loads(line))
Each line contains valid JSON, but as a whole, it is not a valid JSON value as there is no top-level list or object definition.
Note that beca...
Are Swift variables atomic?
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It's very early to assume as no low-level documentation is available, but you can study from assembly. Hopper Disassembler is a great tool.
@interface ObjectiveCar : NSObject
@property (nonatomic, strong) id engine;
@propert...
HTML5 placeholder css padding
...ried everything I could to change the padding for my placeholder but alas, it seems it just doesn't want to cooperate.
14 A...
How to color the Git console?
I recently saw that the git console in Windows is colored, e.g. Green for additions, red for deletions, etc. How do I color my git console like that?
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jQuery: select an element's class and id at the same time?
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edited Jun 12 '14 at 13:14
Tintin81
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How to disable code formatting for some part of the code using comments?
...n in Eclipse . Does IntelliJ support this feature, and if so, how do I use it?
6 Answers
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